Finding the Fourth Proportional to 61,787.69, 85,270.69 and 34,932.70

Step by Step Solution

1. Step 1: Write the proportion equation
   61,787.69 : 85,270.69 = 34,932.70 : x
2. Step 2: Convert to fraction form
   61,787.69/85,270.69 = 34,932.70/x
3. Step 3: Cross multiply
   61,787.69x = 85,270.69 × 34,932.70
4. Step 4: Simplify right side
   61,787.69x = 2,978,735,582.82
5. Step 5: Solve for x
   x = 2,978,735,582.82/61,787.69
6. Step 6: Final answer
   x = 48,209.21