Finding the Fourth Proportional to 77,606.72, 107,094.18 and 47,442.52

Step by Step Solution

1. Step 1: Write the proportion equation
   77,606.72 : 107,094.18 = 47,442.52 : x
2. Step 2: Convert to fraction form
   77,606.72/107,094.18 = 47,442.52/x
3. Step 3: Cross multiply
   77,606.72x = 107,094.18 × 47,442.52
4. Step 4: Simplify right side
   77,606.72x = 5,080,817,776.53
5. Step 5: Solve for x
   x = 5,080,817,776.53/77,606.72
6. Step 6: Final answer
   x = 65,468.79