Finding the Fourth Proportional to 77,818.61, 116,832.86 and 49,793.37

Step by Step Solution

1. Step 1: Write the proportion equation
   77,818.61 : 116,832.86 = 49,793.37 : x
2. Step 2: Convert to fraction form
   77,818.61/116,832.86 = 49,793.37/x
3. Step 3: Cross multiply
   77,818.61x = 116,832.86 × 49,793.37
4. Step 4: Simplify right side
   77,818.61x = 5,817,501,325.77
5. Step 5: Solve for x
   x = 5,817,501,325.77/77,818.61
6. Step 6: Final answer
   x = 74,757.20