Finding the Fourth Proportional to 1,019,501.98, 1,529,154.25 and 309,536.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,019,501.98 : 1,529,154.25 = 309,536.17 : x
2. Step 2: Convert to fraction form
   1,019,501.98/1,529,154.25 = 309,536.17/x
3. Step 3: Cross multiply
   1,019,501.98x = 1,529,154.25 × 309,536.17
4. Step 4: Simplify right side
   1,019,501.98x = 473,328,545,287.50
5. Step 5: Solve for x
   x = 473,328,545,287.50/1,019,501.98
6. Step 6: Final answer
   x = 464,274.28