Finding the Third Proportional to 13,773,388 and 20,588,113

Step by Step Solution

1. Step 1: Write the proportion equation
   13,773,388 : 20,588,113 = 20,588,113 : x
2. Step 2: Convert to fraction form
   13,773,388/20,588,113 = 20,588,113/x
3. Step 3: Cross multiply
   13,773,388x = 20,588,113 × 20,588,113
4. Step 4: Simplify right side
   13,773,388x = 423,870,396,900,769
5. Step 5: Solve for x
   x = 423,870,396,900,769/13,773,388
6. Step 6: Final answer
   x = 30,774,592.05