Finding the Fourth Proportional to 4,680,762.18, 7,020,426.15 and 1,485,474.18

Step by Step Solution

1. Step 1: Write the proportion equation
   4,680,762.18 : 7,020,426.15 = 1,485,474.18 : x
2. Step 2: Convert to fraction form
   4,680,762.18/7,020,426.15 = 1,485,474.18/x
3. Step 3: Cross multiply
   4,680,762.18x = 7,020,426.15 × 1,485,474.18
4. Step 4: Simplify right side
   4,680,762.18x = 10,428,661,778,421.81
5. Step 5: Solve for x
   x = 10,428,661,778,421.81/4,680,762.18
6. Step 6: Final answer
   x = 2,227,983.69