Finding the Third Proportional to 42,369,682.50 and 89,824,063.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,369,682.50 : 89,824,063.50 = 89,824,063.50 : x
2. Step 2: Convert to fraction form
   42,369,682.50/89,824,063.50 = 89,824,063.50/x
3. Step 3: Cross multiply
   42,369,682.50x = 89,824,063.50 × 89,824,063.50
4. Step 4: Simplify right side
   42,369,682.50x = 8,068,362,383,652,032
5. Step 5: Solve for x
   x = 8,068,362,383,652,032/42,369,682.50
6. Step 6: Final answer
   x = 190,427,728.21