Finding the Fourth Proportional to 502,061.02, 692,860.17 and 275,706.52

Step by Step Solution

1. Step 1: Write the proportion equation
   502,061.02 : 692,860.17 = 275,706.52 : x
2. Step 2: Convert to fraction form
   502,061.02/692,860.17 = 275,706.52/x
3. Step 3: Cross multiply
   502,061.02x = 692,860.17 × 275,706.52
4. Step 4: Simplify right side
   502,061.02x = 191,026,066,317.31
5. Step 5: Solve for x
   x = 191,026,066,317.31/502,061.02
6. Step 6: Final answer
   x = 380,483.76