Finding the Third Proportional to 37,832,499.38 and 78,684,417

Step by Step Solution

1. Step 1: Write the proportion equation
   37,832,499.38 : 78,684,417 = 78,684,417 : x
2. Step 2: Convert to fraction form
   37,832,499.38/78,684,417 = 78,684,417/x
3. Step 3: Cross multiply
   37,832,499.38x = 78,684,417 × 78,684,417
4. Step 4: Simplify right side
   37,832,499.38x = 6,191,237,478,629,889
5. Step 5: Solve for x
   x = 6,191,237,478,629,889/37,832,499.38
6. Step 6: Final answer
   x = 163,648,650.79