Finding the Fourth Proportional to 617,345,111.82, 925,822,562.13 and 202,753,626.06

Step by Step Solution

1. Step 1: Write the proportion equation
   617,345,111.82 : 925,822,562.13 = 202,753,626.06 : x
2. Step 2: Convert to fraction form
   617,345,111.82/925,822,562.13 = 202,753,626.06/x
3. Step 3: Cross multiply
   617,345,111.82x = 925,822,562.13 × 202,753,626.06
4. Step 4: Simplify right side
   617,345,111.82x = 187,713,881,560,017,152
5. Step 5: Solve for x
   x = 187,713,881,560,017,152/617,345,111.82
6. Step 6: Final answer
   x = 304,066,360.88