Finding the Fourth Proportional to 42,801,780.47, 64,189,184.21 and 14,041,214.15

Step by Step Solution

1. Step 1: Write the proportion equation
   42,801,780.47 : 64,189,184.21 = 14,041,214.15 : x
2. Step 2: Convert to fraction form
   42,801,780.47/64,189,184.21 = 14,041,214.15/x
3. Step 3: Cross multiply
   42,801,780.47x = 64,189,184.21 × 14,041,214.15
4. Step 4: Simplify right side
   42,801,780.47x = 901,294,081,215,256.50
5. Step 5: Solve for x
   x = 901,294,081,215,256.50/42,801,780.47
6. Step 6: Final answer
   x = 21,057,396.95