Finding the Fourth Proportional to 63,068.87, 87,410.73 and 61,887.89

Step by Step Solution

1. Step 1: Write the proportion equation
   63,068.87 : 87,410.73 = 61,887.89 : x
2. Step 2: Convert to fraction form
   63,068.87/87,410.73 = 61,887.89/x
3. Step 3: Cross multiply
   63,068.87x = 87,410.73 × 61,887.89
4. Step 4: Simplify right side
   63,068.87x = 5,409,665,643.06
5. Step 5: Solve for x
   x = 5,409,665,643.06/63,068.87
6. Step 6: Final answer
   x = 85,773.94