Finding the Fourth Proportional to 117,271,499.41, 161,834,606.45 and 64,348,554.57

Step by Step Solution

1. Step 1: Write the proportion equation
   117,271,499.41 : 161,834,606.45 = 64,348,554.57 : x
2. Step 2: Convert to fraction form
   117,271,499.41/161,834,606.45 = 64,348,554.57/x
3. Step 3: Cross multiply
   117,271,499.41x = 161,834,606.45 × 64,348,554.57
4. Step 4: Simplify right side
   117,271,499.41x = 10,413,823,004,462,298
5. Step 5: Solve for x
   x = 10,413,823,004,462,298/117,271,499.41
6. Step 6: Final answer
   x = 88,800,970.88