Finding the Fourth Proportional to 1,441,889.10, 2,160,941.55 and 1,061,026.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,441,889.10 : 2,160,941.55 = 1,061,026.47 : x
2. Step 2: Convert to fraction form
   1,441,889.10/2,160,941.55 = 1,061,026.47/x
3. Step 3: Cross multiply
   1,441,889.10x = 2,160,941.55 × 1,061,026.47
4. Step 4: Simplify right side
   1,441,889.10x = 2,292,816,182,076.62
5. Step 5: Solve for x
   x = 2,292,816,182,076.62/1,441,889.10
6. Step 6: Final answer
   x = 1,590,147.39