Finding the Fourth Proportional to 12,813,113,300.76, 19,212,663,508.27 and 10,174,121,458.49

Step by Step Solution

1. Step 1: Write the proportion equation
   12,813,113,300.76 : 19,212,663,508.27 = 10,174,121,458.49 : x
2. Step 2: Convert to fraction form
   12,813,113,300.76/19,212,663,508.27 = 10,174,121,458.49/x
3. Step 3: Cross multiply
   12,813,113,300.76x = 19,212,663,508.27 × 10,174,121,458.49
4. Step 4: Simplify right side
   12,813,113,300.76x = 195,471,972,074,274,881,536
5. Step 5: Solve for x
   x = 195,471,972,074,274,881,536/12,813,113,300.76
6. Step 6: Final answer
   x = 15,255,618,793.50