Finding the Fourth Proportional to 1,456,707.16, 2,009,116.38 and 947,572.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456,707.16 : 2,009,116.38 = 947,572.12 : x
2. Step 2: Convert to fraction form
   1,456,707.16/2,009,116.38 = 947,572.12/x
3. Step 3: Cross multiply
   1,456,707.16x = 2,009,116.38 × 947,572.12
4. Step 4: Simplify right side
   1,456,707.16x = 1,903,782,667,523.33
5. Step 5: Solve for x
   x = 1,903,782,667,523.33/1,456,707.16
6. Step 6: Final answer
   x = 1,306,908.29