Finding the Fourth Proportional to 85,552, 118,061.76 and 52,018

Step by Step Solution

1. Step 1: Write the proportion equation
   85,552 : 118,061.76 = 52,018 : x
2. Step 2: Convert to fraction form
   85,552/118,061.76 = 52,018/x
3. Step 3: Cross multiply
   85,552x = 118,061.76 × 52,018
4. Step 4: Simplify right side
   85,552x = 6,141,336,631.68
5. Step 5: Solve for x
   x = 6,141,336,631.68/85,552
6. Step 6: Final answer
   x = 71,784.84