Finding the Fourth Proportional to 56,065.77, 83,688.46 and 49,422.69

Step by Step Solution

1. Step 1: Write the proportion equation
   56,065.77 : 83,688.46 = 49,422.69 : x
2. Step 2: Convert to fraction form
   56,065.77/83,688.46 = 49,422.69/x
3. Step 3: Cross multiply
   56,065.77x = 83,688.46 × 49,422.69
4. Step 4: Simplify right side
   56,065.77x = 4,136,108,691.60
5. Step 5: Solve for x
   x = 4,136,108,691.60/56,065.77
6. Step 6: Final answer
   x = 73,772.44