Finding the Fourth Proportional to 106,981.61, 147,636.43 and 58,582.76

Step by Step Solution

1. Step 1: Write the proportion equation
   106,981.61 : 147,636.43 = 58,582.76 : x
2. Step 2: Convert to fraction form
   106,981.61/147,636.43 = 58,582.76/x
3. Step 3: Cross multiply
   106,981.61x = 147,636.43 × 58,582.76
4. Step 4: Simplify right side
   106,981.61x = 8,648,948,661.31
5. Step 5: Solve for x
   x = 8,648,948,661.31/106,981.61
6. Step 6: Final answer
   x = 80,845.19