Finding the Fourth Proportional to 32,734,718.73, 45,189,406.71 and 18,978,663.69

Step by Step Solution

1. Step 1: Write the proportion equation
   32,734,718.73 : 45,189,406.71 = 18,978,663.69 : x
2. Step 2: Convert to fraction form
   32,734,718.73/45,189,406.71 = 18,978,663.69/x
3. Step 3: Cross multiply
   32,734,718.73x = 45,189,406.71 × 18,978,663.69
4. Step 4: Simplify right side
   32,734,718.73x = 857,634,552,299,719.38
5. Step 5: Solve for x
   x = 857,634,552,299,719.38/32,734,718.73
6. Step 6: Final answer
   x = 26,199,539.38