Finding the Fourth Proportional to 353,261,875.34, 487,501,411.40 and 196,625,620.82

Step by Step Solution

1. Step 1: Write the proportion equation
   353,261,875.34 : 487,501,411.40 = 196,625,620.82 : x
2. Step 2: Convert to fraction form
   353,261,875.34/487,501,411.40 = 196,625,620.82/x
3. Step 3: Cross multiply
   353,261,875.34x = 487,501,411.40 × 196,625,620.82
4. Step 4: Simplify right side
   353,261,875.34x = 95,855,267,663,730,592
5. Step 5: Solve for x
   x = 95,855,267,663,730,592/353,261,875.34
6. Step 6: Final answer
   x = 271,343,369.77