Finding the Fourth Proportional to 42,795,777.72, 64,153,729.94 and 16,888,293.84

Step by Step Solution

1. Step 1: Write the proportion equation
   42,795,777.72 : 64,153,729.94 = 16,888,293.84 : x
2. Step 2: Convert to fraction form
   42,795,777.72/64,153,729.94 = 16,888,293.84/x
3. Step 3: Cross multiply
   42,795,777.72x = 64,153,729.94 × 16,888,293.84
4. Step 4: Simplify right side
   42,795,777.72x = 1,083,447,042,074,284.12
5. Step 5: Solve for x
   x = 1,083,447,042,074,284.12/42,795,777.72
6. Step 6: Final answer
   x = 25,316,680.75