Finding the Fourth Proportional to 61,377.16, 84,755.86 and 38,756.20

Step by Step Solution

1. Step 1: Write the proportion equation
   61,377.16 : 84,755.86 = 38,756.20 : x
2. Step 2: Convert to fraction form
   61,377.16/84,755.86 = 38,756.20/x
3. Step 3: Cross multiply
   61,377.16x = 84,755.86 × 38,756.20
4. Step 4: Simplify right side
   61,377.16x = 3,284,815,061.33
5. Step 5: Solve for x
   x = 3,284,815,061.33/61,377.16
6. Step 6: Final answer
   x = 53,518.52