Finding the Fourth Proportional to 76,865.56, 106,123.82 and 48,224.45

Step by Step Solution

1. Step 1: Write the proportion equation
   76,865.56 : 106,123.82 = 48,224.45 : x
2. Step 2: Convert to fraction form
   76,865.56/106,123.82 = 48,224.45/x
3. Step 3: Cross multiply
   76,865.56x = 106,123.82 × 48,224.45
4. Step 4: Simplify right side
   76,865.56x = 5,117,762,875.59
5. Step 5: Solve for x
   x = 5,117,762,875.59/76,865.56
6. Step 6: Final answer
   x = 66,580.70