Finding the Fourth Proportional to 942,498.65, 1,300,653.77 and 512,781.84

Step by Step Solution

1. Step 1: Write the proportion equation
   942,498.65 : 1,300,653.77 = 512,781.84 : x
2. Step 2: Convert to fraction form
   942,498.65/1,300,653.77 = 512,781.84/x
3. Step 3: Cross multiply
   942,498.65x = 1,300,653.77 × 512,781.84
4. Step 4: Simplify right side
   942,498.65x = 666,951,630,819.63
5. Step 5: Solve for x
   x = 666,951,630,819.63/942,498.65
6. Step 6: Final answer
   x = 707,642.00