Finding the Third Proportional to 21,053,187 and 46,068,830.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,053,187 : 46,068,830.50 = 46,068,830.50 : x
2. Step 2: Convert to fraction form
   21,053,187/46,068,830.50 = 46,068,830.50/x
3. Step 3: Cross multiply
   21,053,187x = 46,068,830.50 × 46,068,830.50
4. Step 4: Simplify right side
   21,053,187x = 2,122,337,143,637,730.25
5. Step 5: Solve for x
   x = 2,122,337,143,637,730.25/21,053,187
6. Step 6: Final answer
   x = 100,808,354.75