Finding the Third Proportional to 64,602,126 and 99,298,139.06

Step by Step Solution

1. Step 1: Write the proportion equation
   64,602,126 : 99,298,139.06 = 99,298,139.06 : x
2. Step 2: Convert to fraction form
   64,602,126/99,298,139.06 = 99,298,139.06/x
3. Step 3: Cross multiply
   64,602,126x = 99,298,139.06 × 99,298,139.06
4. Step 4: Simplify right side
   64,602,126x = 9,860,120,421,275,588
5. Step 5: Solve for x
   x = 9,860,120,421,275,588/64,602,126
6. Step 6: Final answer
   x = 152,628,420.02