Finding the Fourth Proportional to 1,645,071.52, 2,270,376.72 and 966,105.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,645,071.52 : 2,270,376.72 = 966,105.76 : x
2. Step 2: Convert to fraction form
   1,645,071.52/2,270,376.72 = 966,105.76/x
3. Step 3: Cross multiply
   1,645,071.52x = 2,270,376.72 × 966,105.76
4. Step 4: Simplify right side
   1,645,071.52x = 2,193,424,026,561.91
5. Step 5: Solve for x
   x = 2,193,424,026,561.91/1,645,071.52
6. Step 6: Final answer
   x = 1,333,330.50