Finding the Fourth Proportional to 1,588,108.56, 2,191,585.56 and 862,956.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,588,108.56 : 2,191,585.56 = 862,956.24 : x
2. Step 2: Convert to fraction form
   1,588,108.56/2,191,585.56 = 862,956.24/x
3. Step 3: Cross multiply
   1,588,108.56x = 2,191,585.56 × 862,956.24
4. Step 4: Simplify right side
   1,588,108.56x = 1,891,242,434,495.89
5. Step 5: Solve for x
   x = 1,891,242,434,495.89/1,588,108.56
6. Step 6: Final answer
   x = 1,190,877.30