Finding the Fourth Proportional to 42,911,462.70, 64,395,814.34 and 15,617,747.86

Step by Step Solution

1. Step 1: Write the proportion equation
   42,911,462.70 : 64,395,814.34 = 15,617,747.86 : x
2. Step 2: Convert to fraction form
   42,911,462.70/64,395,814.34 = 15,617,747.86/x
3. Step 3: Cross multiply
   42,911,462.70x = 64,395,814.34 × 15,617,747.86
4. Step 4: Simplify right side
   42,911,462.70x = 1,005,717,591,601,492.38
5. Step 5: Solve for x
   x = 1,005,717,591,601,492.38/42,911,462.70
6. Step 6: Final answer
   x = 23,437,038.23