Finding the Fourth Proportional to 61,758.10, 92,634.72 and 42,983.92

Step by Step Solution

1. Step 1: Write the proportion equation
   61,758.10 : 92,634.72 = 42,983.92 : x
2. Step 2: Convert to fraction form
   61,758.10/92,634.72 = 42,983.92/x
3. Step 3: Cross multiply
   61,758.10x = 92,634.72 × 42,983.92
4. Step 4: Simplify right side
   61,758.10x = 3,981,803,393.70
5. Step 5: Solve for x
   x = 3,981,803,393.70/61,758.10
6. Step 6: Final answer
   x = 64,474.19