Finding the Fourth Proportional to 1,155,598.50, 1,731,978.06 and 649,094.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,155,598.50 : 1,731,978.06 = 649,094.78 : x
2. Step 2: Convert to fraction form
   1,155,598.50/1,731,978.06 = 649,094.78/x
3. Step 3: Cross multiply
   1,155,598.50x = 1,731,978.06 × 649,094.78
4. Step 4: Simplify right side
   1,155,598.50x = 1,124,217,917,820.53
5. Step 5: Solve for x
   x = 1,124,217,917,820.53/1,155,598.50
6. Step 6: Final answer
   x = 972,844.74