Finding the Fourth Proportional to 1,468,403.37, 2,026,402.25 and 856,978.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,468,403.37 : 2,026,402.25 = 856,978.47 : x
2. Step 2: Convert to fraction form
   1,468,403.37/2,026,402.25 = 856,978.47/x
3. Step 3: Cross multiply
   1,468,403.37x = 2,026,402.25 × 856,978.47
4. Step 4: Simplify right side
   1,468,403.37x = 1,736,583,095,524.67
5. Step 5: Solve for x
   x = 1,736,583,095,524.67/1,468,403.37
6. Step 6: Final answer
   x = 1,182,633.55