Finding the Fourth Proportional to 77,617.61, 116,343.50 and 44,265.86

Step by Step Solution

1. Step 1: Write the proportion equation
   77,617.61 : 116,343.50 = 44,265.86 : x
2. Step 2: Convert to fraction form
   77,617.61/116,343.50 = 44,265.86/x
3. Step 3: Cross multiply
   77,617.61x = 116,343.50 × 44,265.86
4. Step 4: Simplify right side
   77,617.61x = 5,150,044,279.86
5. Step 5: Solve for x
   x = 5,150,044,279.86/77,617.61
6. Step 6: Final answer
   x = 66,351.50