Finding the Fourth Proportional to 83,865.84, 115,737.06 and 45,627.78

Step by Step Solution

1. Step 1: Write the proportion equation
   83,865.84 : 115,737.06 = 45,627.78 : x
2. Step 2: Convert to fraction form
   83,865.84/115,737.06 = 45,627.78/x
3. Step 3: Cross multiply
   83,865.84x = 115,737.06 × 45,627.78
4. Step 4: Simplify right side
   83,865.84x = 5,280,825,111.53
5. Step 5: Solve for x
   x = 5,280,825,111.53/83,865.84
6. Step 6: Final answer
   x = 62,967.53