Finding the Third Proportional to 21,742,784 and 46,597,978

Step by Step Solution

1. Step 1: Write the proportion equation
   21,742,784 : 46,597,978 = 46,597,978 : x
2. Step 2: Convert to fraction form
   21,742,784/46,597,978 = 46,597,978/x
3. Step 3: Cross multiply
   21,742,784x = 46,597,978 × 46,597,978
4. Step 4: Simplify right side
   21,742,784x = 2,171,371,553,688,484
5. Step 5: Solve for x
   x = 2,171,371,553,688,484/21,742,784
6. Step 6: Final answer
   x = 99,866,307.54