Finding the Third Proportional to 19,155,310 and 42,562,146

Step by Step Solution

1. Step 1: Write the proportion equation
   19,155,310 : 42,562,146 = 42,562,146 : x
2. Step 2: Convert to fraction form
   19,155,310/42,562,146 = 42,562,146/x
3. Step 3: Cross multiply
   19,155,310x = 42,562,146 × 42,562,146
4. Step 4: Simplify right side
   19,155,310x = 1,811,536,272,125,316
5. Step 5: Solve for x
   x = 1,811,536,272,125,316/19,155,310
6. Step 6: Final answer
   x = 94,570,971.29