Finding the Fourth Proportional to 2,123,990.50, 2,931,095.29 and 1,157,118.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,123,990.50 : 2,931,095.29 = 1,157,118.46 : x
2. Step 2: Convert to fraction form
   2,123,990.50/2,931,095.29 = 1,157,118.46/x
3. Step 3: Cross multiply
   2,123,990.50x = 2,931,095.29 × 1,157,118.46
4. Step 4: Simplify right side
   2,123,990.50x = 3,391,624,450,529.78
5. Step 5: Solve for x
   x = 3,391,624,450,529.78/2,123,990.50
6. Step 6: Final answer
   x = 1,596,817.15