Finding the Third Proportional to 19,155,300.50 and 42,562,129

Step by Step Solution

1. Step 1: Write the proportion equation
   19,155,300.50 : 42,562,129 = 42,562,129 : x
2. Step 2: Convert to fraction form
   19,155,300.50/42,562,129 = 42,562,129/x
3. Step 3: Cross multiply
   19,155,300.50x = 42,562,129 × 42,562,129
4. Step 4: Simplify right side
   19,155,300.50x = 1,811,534,825,012,641
5. Step 5: Solve for x
   x = 1,811,534,825,012,641/19,155,300.50
6. Step 6: Final answer
   x = 94,570,942.65