Finding the Fourth Proportional to 60,470.58, 83,420.37 and 52,072.50

Step by Step Solution

1. Step 1: Write the proportion equation
   60,470.58 : 83,420.37 = 52,072.50 : x
2. Step 2: Convert to fraction form
   60,470.58/83,420.37 = 52,072.50/x
3. Step 3: Cross multiply
   60,470.58x = 83,420.37 × 52,072.50
4. Step 4: Simplify right side
   60,470.58x = 4,343,907,216.83
5. Step 5: Solve for x
   x = 4,343,907,216.83/60,470.58
6. Step 6: Final answer
   x = 71,835.05