Finding the Fourth Proportional to 21,365,491.23, 32,048,276.91 and 5,191,456.17

Step by Step Solution

1. Step 1: Write the proportion equation
   21,365,491.23 : 32,048,276.91 = 5,191,456.17 : x
2. Step 2: Convert to fraction form
   21,365,491.23/32,048,276.91 = 5,191,456.17/x
3. Step 3: Cross multiply
   21,365,491.23x = 32,048,276.91 × 5,191,456.17
4. Step 4: Simplify right side
   21,365,491.23x = 166,377,224,902,288.03
5. Step 5: Solve for x
   x = 166,377,224,902,288.03/21,365,491.23
6. Step 6: Final answer
   x = 7,787,193.99