Finding the Third Proportional to 39,609,964.50 and 85,076,857.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,609,964.50 : 85,076,857.50 = 85,076,857.50 : x
2. Step 2: Convert to fraction form
   39,609,964.50/85,076,857.50 = 85,076,857.50/x
3. Step 3: Cross multiply
   39,609,964.50x = 85,076,857.50 × 85,076,857.50
4. Step 4: Simplify right side
   39,609,964.50x = 7,238,071,682,075,306
5. Step 5: Solve for x
   x = 7,238,071,682,075,306/39,609,964.50
6. Step 6: Final answer
   x = 182,733,606.90