Finding the Fourth Proportional to 91,839.04, 137,627.12 and 52,314.52

Step by Step Solution

1. Step 1: Write the proportion equation
   91,839.04 : 137,627.12 = 52,314.52 : x
2. Step 2: Convert to fraction form
   91,839.04/137,627.12 = 52,314.52/x
3. Step 3: Cross multiply
   91,839.04x = 137,627.12 × 52,314.52
4. Step 4: Simplify right side
   91,839.04x = 7,199,896,721.78
5. Step 5: Solve for x
   x = 7,199,896,721.78/91,839.04
6. Step 6: Final answer
   x = 78,396.91