Finding the Fourth Proportional to 1,314,649.83, 1,970,784.50 and 515,716.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,314,649.83 : 1,970,784.50 = 515,716.86 : x
2. Step 2: Convert to fraction form
   1,314,649.83/1,970,784.50 = 515,716.86/x
3. Step 3: Cross multiply
   1,314,649.83x = 1,970,784.50 × 515,716.86
4. Step 4: Simplify right side
   1,314,649.83x = 1,016,366,791,498.09
5. Step 5: Solve for x
   x = 1,016,366,791,498.09/1,314,649.83
6. Step 6: Final answer
   x = 773,108.37