Finding the Fourth Proportional to 45,139,723.61, 67,688,244.72 and 17,486,594.06

Step by Step Solution

1. Step 1: Write the proportion equation
   45,139,723.61 : 67,688,244.72 = 17,486,594.06 : x
2. Step 2: Convert to fraction form
   45,139,723.61/67,688,244.72 = 17,486,594.06/x
3. Step 3: Cross multiply
   45,139,723.61x = 67,688,244.72 × 17,486,594.06
4. Step 4: Simplify right side
   45,139,723.61x = 1,183,636,857,714,137
5. Step 5: Solve for x
   x = 1,183,636,857,714,137/45,139,723.61
6. Step 6: Final answer
   x = 26,221,623.95