Finding the Third Proportional to 31,457,580 and 42,501,204

Step by Step Solution

1. Step 1: Write the proportion equation
   31,457,580 : 42,501,204 = 42,501,204 : x
2. Step 2: Convert to fraction form
   31,457,580/42,501,204 = 42,501,204/x
3. Step 3: Cross multiply
   31,457,580x = 42,501,204 × 42,501,204
4. Step 4: Simplify right side
   31,457,580x = 1,806,352,341,449,616
5. Step 5: Solve for x
   x = 1,806,352,341,449,616/31,457,580
6. Step 6: Final answer
   x = 57,421,846.86