Finding the Fourth Proportional to 760,819.33, 1,051,024.29 and 607,656.43

Step by Step Solution

1. Step 1: Write the proportion equation
   760,819.33 : 1,051,024.29 = 607,656.43 : x
2. Step 2: Convert to fraction form
   760,819.33/1,051,024.29 = 607,656.43/x
3. Step 3: Cross multiply
   760,819.33x = 1,051,024.29 × 607,656.43
4. Step 4: Simplify right side
   760,819.33x = 638,661,667,904.69
5. Step 5: Solve for x
   x = 638,661,667,904.69/760,819.33
6. Step 6: Final answer
   x = 839,439.33