Finding the Fourth Proportional to 103,359,062.64, 142,638,737.20 and 59,314,118.32

Step by Step Solution

1. Step 1: Write the proportion equation
   103,359,062.64 : 142,638,737.20 = 59,314,118.32 : x
2. Step 2: Convert to fraction form
   103,359,062.64/142,638,737.20 = 59,314,118.32/x
3. Step 3: Cross multiply
   103,359,062.64x = 142,638,737.20 × 59,314,118.32
4. Step 4: Simplify right side
   103,359,062.64x = 8,460,490,935,296,185
5. Step 5: Solve for x
   x = 8,460,490,935,296,185/103,359,062.64
6. Step 6: Final answer
   x = 81,855,337.30