Finding the Fourth Proportional to 2,124,348.52, 2,931,601.40 and 1,157,478.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,124,348.52 : 2,931,601.40 = 1,157,478.81 : x
2. Step 2: Convert to fraction form
   2,124,348.52/2,931,601.40 = 1,157,478.81/x
3. Step 3: Cross multiply
   2,124,348.52x = 2,931,601.40 × 1,157,478.81
4. Step 4: Simplify right side
   2,124,348.52x = 3,393,266,483,737.12
5. Step 5: Solve for x
   x = 3,393,266,483,737.12/2,124,348.52
6. Step 6: Final answer
   x = 1,597,320.99