Finding the Fourth Proportional to 103,627.98, 143,006.60 and 58,915.98

Step by Step Solution

1. Step 1: Write the proportion equation
   103,627.98 : 143,006.60 = 58,915.98 : x
2. Step 2: Convert to fraction form
   103,627.98/143,006.60 = 58,915.98/x
3. Step 3: Cross multiply
   103,627.98x = 143,006.60 × 58,915.98
4. Step 4: Simplify right side
   103,627.98x = 8,425,374,132.76
5. Step 5: Solve for x
   x = 8,425,374,132.76/103,627.98
6. Step 6: Final answer
   x = 81,304.05