Finding the Fourth Proportional to 105,790.34, 146,000.14 and 58,053

Step by Step Solution

1. Step 1: Write the proportion equation
   105,790.34 : 146,000.14 = 58,053 : x
2. Step 2: Convert to fraction form
   105,790.34/146,000.14 = 58,053/x
3. Step 3: Cross multiply
   105,790.34x = 146,000.14 × 58,053
4. Step 4: Simplify right side
   105,790.34x = 8,475,746,127.42
5. Step 5: Solve for x
   x = 8,475,746,127.42/105,790.34
6. Step 6: Final answer
   x = 80,118.34