Finding the Fourth Proportional to 162,003,250.86, 223,565,078.76 and 87,663,812.00

Step by Step Solution

1. Step 1: Write the proportion equation
   162,003,250.86 : 223,565,078.76 = 87,663,812.00 : x
2. Step 2: Convert to fraction form
   162,003,250.86/223,565,078.76 = 87,663,812.00/x
3. Step 3: Cross multiply
   162,003,250.86x = 223,565,078.76 × 87,663,812.00
4. Step 4: Simplify right side
   162,003,250.86x = 19,598,567,033,064,008
5. Step 5: Solve for x
   x = 19,598,567,033,064,008/162,003,250.86
6. Step 6: Final answer
   x = 120,976,381.21