Finding the Fourth Proportional to 42,410,427.30, 63,596,978.55 and 16,842,939.30

Step by Step Solution

1. Step 1: Write the proportion equation
   42,410,427.30 : 63,596,978.55 = 16,842,939.30 : x
2. Step 2: Convert to fraction form
   42,410,427.30/63,596,978.55 = 16,842,939.30/x
3. Step 3: Cross multiply
   42,410,427.30x = 63,596,978.55 × 16,842,939.30
4. Step 4: Simplify right side
   42,410,427.30x = 1,071,160,049,381,052
5. Step 5: Solve for x
   x = 1,071,160,049,381,052/42,410,427.30
6. Step 6: Final answer
   x = 25,256,997.34