Finding the Fourth Proportional to 71,145.84, 106,734.15 and 37,861.03

Step by Step Solution

1. Step 1: Write the proportion equation
   71,145.84 : 106,734.15 = 37,861.03 : x
2. Step 2: Convert to fraction form
   71,145.84/106,734.15 = 37,861.03/x
3. Step 3: Cross multiply
   71,145.84x = 106,734.15 × 37,861.03
4. Step 4: Simplify right side
   71,145.84x = 4,041,064,588.34
5. Step 5: Solve for x
   x = 4,041,064,588.34/71,145.84
6. Step 6: Final answer
   x = 56,799.73