Finding the Fourth Proportional to 34,834,429.53, 52,272,019.49 and 12,989,900.14

Step by Step Solution

1. Step 1: Write the proportion equation
   34,834,429.53 : 52,272,019.49 = 12,989,900.14 : x
2. Step 2: Convert to fraction form
   34,834,429.53/52,272,019.49 = 12,989,900.14/x
3. Step 3: Cross multiply
   34,834,429.53x = 52,272,019.49 × 12,989,900.14
4. Step 4: Simplify right side
   34,834,429.53x = 679,008,313,291,233.75
5. Step 5: Solve for x
   x = 679,008,313,291,233.75/34,834,429.53
6. Step 6: Final answer
   x = 19,492,448.20