Finding the Fourth Proportional to 156,741.94, 235,112.55 and 56,902.06

Step by Step Solution

1. Step 1: Write the proportion equation
   156,741.94 : 235,112.55 = 56,902.06 : x
2. Step 2: Convert to fraction form
   156,741.94/235,112.55 = 56,902.06/x
3. Step 3: Cross multiply
   156,741.94x = 235,112.55 × 56,902.06
4. Step 4: Simplify right side
   156,741.94x = 13,378,388,426.85
5. Step 5: Solve for x
   x = 13,378,388,426.85/156,741.94
6. Step 6: Final answer
   x = 85,352.96