Finding the Fourth Proportional to 51,700.56, 77,449.32 and 34,116.72

Step by Step Solution

1. Step 1: Write the proportion equation
   51,700.56 : 77,449.32 = 34,116.72 : x
2. Step 2: Convert to fraction form
   51,700.56/77,449.32 = 34,116.72/x
3. Step 3: Cross multiply
   51,700.56x = 77,449.32 × 34,116.72
4. Step 4: Simplify right side
   51,700.56x = 2,642,316,764.63
5. Step 5: Solve for x
   x = 2,642,316,764.63/51,700.56
6. Step 6: Final answer
   x = 51,108.09