Finding the Fourth Proportional to 58,978.36, 88,297 and 52,893.90

Step by Step Solution

1. Step 1: Write the proportion equation
   58,978.36 : 88,297 = 52,893.90 : x
2. Step 2: Convert to fraction form
   58,978.36/88,297 = 52,893.90/x
3. Step 3: Cross multiply
   58,978.36x = 88,297 × 52,893.90
4. Step 4: Simplify right side
   58,978.36x = 4,670,372,688.30
5. Step 5: Solve for x
   x = 4,670,372,688.30/58,978.36
6. Step 6: Final answer
   x = 79,187.90