Finding the Fourth Proportional to 303,388.88, 455,066.28 and 93,026.20

Step by Step Solution

1. Step 1: Write the proportion equation
   303,388.88 : 455,066.28 = 93,026.20 : x
2. Step 2: Convert to fraction form
   303,388.88/455,066.28 = 93,026.20/x
3. Step 3: Cross multiply
   303,388.88x = 455,066.28 × 93,026.20
4. Step 4: Simplify right side
   303,388.88x = 42,333,086,776.54
5. Step 5: Solve for x
   x = 42,333,086,776.54/303,388.88
6. Step 6: Final answer
   x = 139,534.08