Finding the Fourth Proportional to 42,675,934.86, 64,016,756.28 and 15,006,546.72

Step by Step Solution

1. Step 1: Write the proportion equation
   42,675,934.86 : 64,016,756.28 = 15,006,546.72 : x
2. Step 2: Convert to fraction form
   42,675,934.86/64,016,756.28 = 15,006,546.72/x
3. Step 3: Cross multiply
   42,675,934.86x = 64,016,756.28 × 15,006,546.72
4. Step 4: Simplify right side
   42,675,934.86x = 960,670,443,978,673.50
5. Step 5: Solve for x
   x = 960,670,443,978,673.50/42,675,934.86
6. Step 6: Final answer
   x = 22,510,823.66