Finding the Fourth Proportional to 42,948,983.34, 64,415,160.46 and 16,687,774.05

Step by Step Solution

1. Step 1: Write the proportion equation
   42,948,983.34 : 64,415,160.46 = 16,687,774.05 : x
2. Step 2: Convert to fraction form
   42,948,983.34/64,415,160.46 = 16,687,774.05/x
3. Step 3: Cross multiply
   42,948,983.34x = 64,415,160.46 × 16,687,774.05
4. Step 4: Simplify right side
   42,948,983.34x = 1,074,945,642,814,604
5. Step 5: Solve for x
   x = 1,074,945,642,814,604/42,948,983.34
6. Step 6: Final answer
   x = 25,028,430.46