Finding the Fourth Proportional to 119,699,410.52, 165,185,111.86 and 64,695,267.02

Step by Step Solution

1. Step 1: Write the proportion equation
   119,699,410.52 : 165,185,111.86 = 64,695,267.02 : x
2. Step 2: Convert to fraction form
   119,699,410.52/165,185,111.86 = 64,695,267.02/x
3. Step 3: Cross multiply
   119,699,410.52x = 165,185,111.86 × 64,695,267.02
4. Step 4: Simplify right side
   119,699,410.52x = 10,686,694,919,511,270
5. Step 5: Solve for x
   x = 10,686,694,919,511,270/119,699,410.52
6. Step 6: Final answer
   x = 89,279,428.14