Finding the Fourth Proportional to 55,361.43, 76,398.78 and 34,153.02

Step by Step Solution

1. Step 1: Write the proportion equation
   55,361.43 : 76,398.78 = 34,153.02 : x
2. Step 2: Convert to fraction form
   55,361.43/76,398.78 = 34,153.02/x
3. Step 3: Cross multiply
   55,361.43x = 76,398.78 × 34,153.02
4. Step 4: Simplify right side
   55,361.43x = 2,609,249,061.32
5. Step 5: Solve for x
   x = 2,609,249,061.32/55,361.43
6. Step 6: Final answer
   x = 47,131.17