Finding the Third Proportional to 13,693,185 and 21,191,692.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,693,185 : 21,191,692.50 = 21,191,692.50 : x
2. Step 2: Convert to fraction form
   13,693,185/21,191,692.50 = 21,191,692.50/x
3. Step 3: Cross multiply
   13,693,185x = 21,191,692.50 × 21,191,692.50
4. Step 4: Simplify right side
   13,693,185x = 449,087,831,014,556.25
5. Step 5: Solve for x
   x = 449,087,831,014,556.25/13,693,185
6. Step 6: Final answer
   x = 32,796,448.09