Finding the Fourth Proportional to 45,869,518.73, 68,723,565.32 and 43,138,743.05

Step by Step Solution

1. Step 1: Write the proportion equation
   45,869,518.73 : 68,723,565.32 = 43,138,743.05 : x
2. Step 2: Convert to fraction form
   45,869,518.73/68,723,565.32 = 43,138,743.05/x
3. Step 3: Cross multiply
   45,869,518.73x = 68,723,565.32 × 43,138,743.05
4. Step 4: Simplify right side
   45,869,518.73x = 2,964,648,225,260,059.50
5. Step 5: Solve for x
   x = 2,964,648,225,260,059.50/45,869,518.73
6. Step 6: Final answer
   x = 64,632,206.91