Finding the Third Proportional to 47,873,988 and 75,818,931.50

Step by Step Solution

1. Step 1: Write the proportion equation
   47,873,988 : 75,818,931.50 = 75,818,931.50 : x
2. Step 2: Convert to fraction form
   47,873,988/75,818,931.50 = 75,818,931.50/x
3. Step 3: Cross multiply
   47,873,988x = 75,818,931.50 × 75,818,931.50
4. Step 4: Simplify right side
   47,873,988x = 5,748,510,373,801,692
5. Step 5: Solve for x
   x = 5,748,510,373,801,692/47,873,988
6. Step 6: Final answer
   x = 120,075,861.94