Finding the Fourth Proportional to 9,233,145.99, 12,742,401.20 and 5,103,088.29

Step by Step Solution

1. Step 1: Write the proportion equation
   9,233,145.99 : 12,742,401.20 = 5,103,088.29 : x
2. Step 2: Convert to fraction form
   9,233,145.99/12,742,401.20 = 5,103,088.29/x
3. Step 3: Cross multiply
   9,233,145.99x = 12,742,401.20 × 5,103,088.29
4. Step 4: Simplify right side
   9,233,145.99x = 65,025,598,324,686.51
5. Step 5: Solve for x
   x = 65,025,598,324,686.51/9,233,145.99
6. Step 6: Final answer
   x = 7,042,626.47