Finding the Fourth Proportional to 64,335.92, 88,814.93 and 42,838.37

Step by Step Solution

1. Step 1: Write the proportion equation
   64,335.92 : 88,814.93 = 42,838.37 : x
2. Step 2: Convert to fraction form
   64,335.92/88,814.93 = 42,838.37/x
3. Step 3: Cross multiply
   64,335.92x = 88,814.93 × 42,838.37
4. Step 4: Simplify right side
   64,335.92x = 3,804,686,748.62
5. Step 5: Solve for x
   x = 3,804,686,748.62/64,335.92
6. Step 6: Final answer
   x = 59,137.83