Finding the Fourth Proportional to 1,409,731.05, 1,945,431.06 and 765,151.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,409,731.05 : 1,945,431.06 = 765,151.50 : x
2. Step 2: Convert to fraction form
   1,409,731.05/1,945,431.06 = 765,151.50/x
3. Step 3: Cross multiply
   1,409,731.05x = 1,945,431.06 × 765,151.50
4. Step 4: Simplify right side
   1,409,731.05x = 1,488,549,493,705.59
5. Step 5: Solve for x
   x = 1,488,549,493,705.59/1,409,731.05
6. Step 6: Final answer
   x = 1,055,910.27