Finding the Fourth Proportional to 64,552.61, 89,112.93 and 43,078.09

Step by Step Solution

1. Step 1: Write the proportion equation
   64,552.61 : 89,112.93 = 43,078.09 : x
2. Step 2: Convert to fraction form
   64,552.61/89,112.93 = 43,078.09/x
3. Step 3: Cross multiply
   64,552.61x = 89,112.93 × 43,078.09
4. Step 4: Simplify right side
   64,552.61x = 3,838,814,818.70
5. Step 5: Solve for x
   x = 3,838,814,818.70/64,552.61
6. Step 6: Final answer
   x = 59,468.00