Finding the Fourth Proportional to 65,308,069.98, 97,976,276.73 and 19,868,683.50

Step by Step Solution

1. Step 1: Write the proportion equation
   65,308,069.98 : 97,976,276.73 = 19,868,683.50 : x
2. Step 2: Convert to fraction form
   65,308,069.98/97,976,276.73 = 19,868,683.50/x
3. Step 3: Cross multiply
   65,308,069.98x = 97,976,276.73 × 19,868,683.50
4. Step 4: Simplify right side
   65,308,069.98x = 1,946,659,632,856,785
5. Step 5: Solve for x
   x = 1,946,659,632,856,785/65,308,069.98
6. Step 6: Final answer
   x = 29,807,336.73