Finding the Fourth Proportional to 56,870.17, 78,465.06 and 36,727.90

Step by Step Solution

1. Step 1: Write the proportion equation
   56,870.17 : 78,465.06 = 36,727.90 : x
2. Step 2: Convert to fraction form
   56,870.17/78,465.06 = 36,727.90/x
3. Step 3: Cross multiply
   56,870.17x = 78,465.06 × 36,727.90
4. Step 4: Simplify right side
   56,870.17x = 2,881,856,877.17
5. Step 5: Solve for x
   x = 2,881,856,877.17/56,870.17
6. Step 6: Final answer
   x = 50,674.31