Finding the Fourth Proportional to 1,144,997.88, 1,580,023.98 and 635,700.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,144,997.88 : 1,580,023.98 = 635,700.12 : x
2. Step 2: Convert to fraction form
   1,144,997.88/1,580,023.98 = 635,700.12/x
3. Step 3: Cross multiply
   1,144,997.88x = 1,580,023.98 × 635,700.12
4. Step 4: Simplify right side
   1,144,997.88x = 1,004,421,433,688.88
5. Step 5: Solve for x
   x = 1,004,421,433,688.88/1,144,997.88
6. Step 6: Final answer
   x = 877,225.58