Finding the Fourth Proportional to 1,353,748.71, 1,868,225.01 and 773,066.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,353,748.71 : 1,868,225.01 = 773,066.61 : x
2. Step 2: Convert to fraction form
   1,353,748.71/1,868,225.01 = 773,066.61/x
3. Step 3: Cross multiply
   1,353,748.71x = 1,868,225.01 × 773,066.61
4. Step 4: Simplify right side
   1,353,748.71x = 1,444,262,375,197.92
5. Step 5: Solve for x
   x = 1,444,262,375,197.92/1,353,748.71
6. Step 6: Final answer
   x = 1,066,861.50