Finding the Third Proportional to 37,664,790 and 53,310,342

Step by Step Solution

1. Step 1: Write the proportion equation
   37,664,790 : 53,310,342 = 53,310,342 : x
2. Step 2: Convert to fraction form
   37,664,790/53,310,342 = 53,310,342/x
3. Step 3: Cross multiply
   37,664,790x = 53,310,342 × 53,310,342
4. Step 4: Simplify right side
   37,664,790x = 2,841,992,564,156,964
5. Step 5: Solve for x
   x = 2,841,992,564,156,964/37,664,790
6. Step 6: Final answer
   x = 75,454,889.41