Finding the Fourth Proportional to 40,420,577.33, 60,639,723.35 and 19,960,098.83

Step by Step Solution

1. Step 1: Write the proportion equation
   40,420,577.33 : 60,639,723.35 = 19,960,098.83 : x
2. Step 2: Convert to fraction form
   40,420,577.33/60,639,723.35 = 19,960,098.83/x
3. Step 3: Cross multiply
   40,420,577.33x = 60,639,723.35 × 19,960,098.83
4. Step 4: Simplify right side
   40,420,577.33x = 1,210,374,870,686,859.50
5. Step 5: Solve for x
   x = 1,210,374,870,686,859.50/40,420,577.33
6. Step 6: Final answer
   x = 29,944,522.09