Finding the Fourth Proportional to 707,116.06, 975,822.69 and 384,830.02

Step by Step Solution

1. Step 1: Write the proportion equation
   707,116.06 : 975,822.69 = 384,830.02 : x
2. Step 2: Convert to fraction form
   707,116.06/975,822.69 = 384,830.02/x
3. Step 3: Cross multiply
   707,116.06x = 975,822.69 × 384,830.02
4. Step 4: Simplify right side
   707,116.06x = 375,525,865,309.15
5. Step 5: Solve for x
   x = 375,525,865,309.15/707,116.06
6. Step 6: Final answer
   x = 531,066.80