Finding the Fourth Proportional to 2,124,290.56, 2,931,483.72 and 1,157,427.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,124,290.56 : 2,931,483.72 = 1,157,427.76 : x
2. Step 2: Convert to fraction form
   2,124,290.56/2,931,483.72 = 1,157,427.76/x
3. Step 3: Cross multiply
   2,124,290.56x = 2,931,483.72 × 1,157,427.76
4. Step 4: Simplify right side
   2,124,290.56x = 3,392,980,635,516.07
5. Step 5: Solve for x
   x = 3,392,980,635,516.07/2,124,290.56
6. Step 6: Final answer
   x = 1,597,230.01