Finding the Third Proportional to 19,943,901 and 42,867,123.75

Step by Step Solution

1. Step 1: Write the proportion equation
   19,943,901 : 42,867,123.75 = 42,867,123.75 : x
2. Step 2: Convert to fraction form
   19,943,901/42,867,123.75 = 42,867,123.75/x
3. Step 3: Cross multiply
   19,943,901x = 42,867,123.75 × 42,867,123.75
4. Step 4: Simplify right side
   19,943,901x = 1,837,590,298,597,814
5. Step 5: Solve for x
   x = 1,837,590,298,597,814/19,943,901
6. Step 6: Final answer
   x = 92,137,957.29