Finding the Fourth Proportional to 56,709, 78,253.32 and 32,837.28

Step by Step Solution

1. Step 1: Write the proportion equation
   56,709 : 78,253.32 = 32,837.28 : x
2. Step 2: Convert to fraction form
   56,709/78,253.32 = 32,837.28/x
3. Step 3: Cross multiply
   56,709x = 78,253.32 × 32,837.28
4. Step 4: Simplify right side
   56,709x = 2,569,626,179.77
5. Step 5: Solve for x
   x = 2,569,626,179.77/56,709
6. Step 6: Final answer
   x = 45,312.49