Finding the Fourth Proportional to 1,046,764.72, 1,570,128.86 and 573,191.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,046,764.72 : 1,570,128.86 = 573,191.74 : x
2. Step 2: Convert to fraction form
   1,046,764.72/1,570,128.86 = 573,191.74/x
3. Step 3: Cross multiply
   1,046,764.72x = 1,570,128.86 × 573,191.74
4. Step 4: Simplify right side
   1,046,764.72x = 899,984,893,459.05
5. Step 5: Solve for x
   x = 899,984,893,459.05/1,046,764.72
6. Step 6: Final answer
   x = 859,777.63