Finding the Fourth Proportional to 12,323,619.34, 18,487,110.43 and 5,133,471.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,323,619.34 : 18,487,110.43 = 5,133,471.72 : x
2. Step 2: Convert to fraction form
   12,323,619.34/18,487,110.43 = 5,133,471.72/x
3. Step 3: Cross multiply
   12,323,619.34x = 18,487,110.43 × 5,133,471.72
4. Step 4: Simplify right side
   12,323,619.34x = 94,903,058,566,007.20
5. Step 5: Solve for x
   x = 94,903,058,566,007.20/12,323,619.34
6. Step 6: Final answer
   x = 7,700,907.99