Finding the Fourth Proportional to 1,061,391.60, 1,464,624.18 and 631,602.36

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061,391.60 : 1,464,624.18 = 631,602.36 : x
2. Step 2: Convert to fraction form
   1,061,391.60/1,464,624.18 = 631,602.36/x
3. Step 3: Cross multiply
   1,061,391.60x = 1,464,624.18 × 631,602.36
4. Step 4: Simplify right side
   1,061,391.60x = 925,060,088,601.07
5. Step 5: Solve for x
   x = 925,060,088,601.07/1,061,391.60
6. Step 6: Final answer
   x = 871,553.99