Finding the Fourth Proportional to 12,344,598.90, 18,513,920.39 and 5,152,233.87

Step by Step Solution

1. Step 1: Write the proportion equation
   12,344,598.90 : 18,513,920.39 = 5,152,233.87 : x
2. Step 2: Convert to fraction form
   12,344,598.90/18,513,920.39 = 5,152,233.87/x
3. Step 3: Cross multiply
   12,344,598.90x = 18,513,920.39 × 5,152,233.87
4. Step 4: Simplify right side
   12,344,598.90x = 95,388,047,674,080.45
5. Step 5: Solve for x
   x = 95,388,047,674,080.45/12,344,598.90
6. Step 6: Final answer
   x = 7,727,107.90