Finding the Third Proportional to 70,415,625 and 107,715,667.50

Step by Step Solution

1. Step 1: Write the proportion equation
   70,415,625 : 107,715,667.50 = 107,715,667.50 : x
2. Step 2: Convert to fraction form
   70,415,625/107,715,667.50 = 107,715,667.50/x
3. Step 3: Cross multiply
   70,415,625x = 107,715,667.50 × 107,715,667.50
4. Step 4: Simplify right side
   70,415,625x = 11,602,665,024,970,556
5. Step 5: Solve for x
   x = 11,602,665,024,970,556/70,415,625
6. Step 6: Final answer
   x = 164,774,011.80