Finding the Fourth Proportional to 1,059,405.47, 1,462,211.72 and 696,865.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,059,405.47 : 1,462,211.72 = 696,865.10 : x
2. Step 2: Convert to fraction form
   1,059,405.47/1,462,211.72 = 696,865.10/x
3. Step 3: Cross multiply
   1,059,405.47x = 1,462,211.72 × 696,865.10
4. Step 4: Simplify right side
   1,059,405.47x = 1,018,964,305,683.59
5. Step 5: Solve for x
   x = 1,018,964,305,683.59/1,059,405.47
6. Step 6: Final answer
   x = 961,826.55