Finding the Fourth Proportional to 56,377, 77,780.92 and 32,160.57

Step by Step Solution

1. Step 1: Write the proportion equation
   56,377 : 77,780.92 = 32,160.57 : x
2. Step 2: Convert to fraction form
   56,377/77,780.92 = 32,160.57/x
3. Step 3: Cross multiply
   56,377x = 77,780.92 × 32,160.57
4. Step 4: Simplify right side
   56,377x = 2,501,478,722.32
5. Step 5: Solve for x
   x = 2,501,478,722.32/56,377
6. Step 6: Final answer
   x = 44,370.55