Finding the Fourth Proportional to 1,147,060.32, 1,582,983.89 and 630,854.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,147,060.32 : 1,582,983.89 = 630,854.12 : x
2. Step 2: Convert to fraction form
   1,147,060.32/1,582,983.89 = 630,854.12/x
3. Step 3: Cross multiply
   1,147,060.32x = 1,582,983.89 × 630,854.12
4. Step 4: Simplify right side
   1,147,060.32x = 998,631,897,830.94
5. Step 5: Solve for x
   x = 998,631,897,830.94/1,147,060.32
6. Step 6: Final answer
   x = 870,601.03