Finding the Fourth Proportional to 106,971.89, 147,623.46 and 58,575.86

Step by Step Solution

1. Step 1: Write the proportion equation
   106,971.89 : 147,623.46 = 58,575.86 : x
2. Step 2: Convert to fraction form
   106,971.89/147,623.46 = 58,575.86/x
3. Step 3: Cross multiply
   106,971.89x = 147,623.46 × 58,575.86
4. Step 4: Simplify right side
   106,971.89x = 8,647,171,050.98
5. Step 5: Solve for x
   x = 8,647,171,050.98/106,971.89
6. Step 6: Final answer
   x = 80,835.92