Finding the Fourth Proportional to 12,362,480.34, 18,543,498.84 and 5,074,357.51

Step by Step Solution

1. Step 1: Write the proportion equation
   12,362,480.34 : 18,543,498.84 = 5,074,357.51 : x
2. Step 2: Convert to fraction form
   12,362,480.34/18,543,498.84 = 5,074,357.51/x
3. Step 3: Cross multiply
   12,362,480.34x = 18,543,498.84 × 5,074,357.51
4. Step 4: Simplify right side
   12,362,480.34x = 94,096,342,600,430.28
5. Step 5: Solve for x
   x = 94,096,342,600,430.28/12,362,480.34
6. Step 6: Final answer
   x = 7,611,445.28